Description

Shrub or small tree, 1.5- 10m. Leaves coriaceous, oblanceolate to elliptic, 6-15 X 2.5-3.5cm, 2.5-3.8 X as long as broad, apex bluntly acuminate, base cuneate, margin not or only slightly undulate, upper surface glabrous when mature, lower surface usually with conspicuous veins and a thin veil of a persistent white indumentum, punctate hair-bases conspicuous, overlying the veins and midrib; petioles 1.5-3.5cm, minutely white-tomentose or ± glabrous when mature. Inflorescence 8- 12-flowered; rhachis 5- 10mm; pedicels 15-20mm, rusty-floccose and shortly stipitate-glandular. Calyx c. 1mm, tomentose and glandular, lobes rounded. Corolla open-campanulate, nectar pouches lacking, glabrous within, white sometimes flushed pink, with purple flecks, 25—35(—45)mm. Ovary densely rufous-tomentose, also with a few stipitate glands; style glandular at base or entirely glabrous. Capsule 10-20 x 5-8mm.

Distribution

Malay peninsula.

Altitude

Habitat

Montane rain forests, occasionally epiphytic

Nomenclatural History

R. wrayi King & Gamble var. ellipticum Ridley & var. minor Ridley, J. Fed. Malay States Mus. 6: 49, 157 (1915). R. corruscum Ridley, J. Fed. Malay States Mus. 5: 37 (1914). Type: Malaya, Ganong Mengkuang Labah, 4800-5800ft, 1918, Ridley etal. (iso. BM). R. dubium King & Gamble, J. Fed. Malay States Mus. 6: 78 (1915). Type: Malaya, Perak, 3400ft, Wray 233, 460, n.v.; Scortechini 367 (E).

Notes

References

Chamberlain, D.F. (1982) A Revision of Rhododendron II. Subgenus Hymenanthes. Notes From the Royal Botanic Garden Edinburgh 39(2):294